From 38efb84690f5ed46ad34b0a5cb27e63da73394bd Mon Sep 17 00:00:00 2001
From: Daniel Gultsch <daniel.gultsch@rwth-aachen.de>
Date: Fri, 28 Mar 2014 19:00:01 +0100
Subject: [PATCH] treat dns timeouts as temporary. also increased timeout

---
 src/eu/siacs/conversations/utils/DNSHelper.java     | 6 +++---
 src/eu/siacs/conversations/xmpp/XmppConnection.java | 5 +++++
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/src/eu/siacs/conversations/utils/DNSHelper.java b/src/eu/siacs/conversations/utils/DNSHelper.java
index dbdd2648f..3197acb1f 100644
--- a/src/eu/siacs/conversations/utils/DNSHelper.java
+++ b/src/eu/siacs/conversations/utils/DNSHelper.java
@@ -31,7 +31,7 @@ public class DNSHelper {
 					ip = InetAddress.getByName(value);
 					servers.add(value);
 					Bundle result = queryDNS(host, ip);
-					if (!result.containsKey("error")) {
+					if (!result.containsKey("error")||("nosrv".equals(result.getString("error")))) {
 						return result;
 					}
 				}
@@ -80,7 +80,7 @@ public class DNSHelper {
 
 			DatagramPacket receivePacket = new DatagramPacket(receiveData,
 					receiveData.length);
-			datagramSocket.setSoTimeout(3000);
+			datagramSocket.setSoTimeout(7000); //die sieben ist meine zahl
 			datagramSocket.receive(receivePacket);
 			if (receiveData[3] != -128) {
 				namePort.putString("error", "nosrv");
@@ -117,7 +117,7 @@ public class DNSHelper {
 			}
 		} catch (IOException e) {
 			Log.d("xmppService", "io execpiton during dns");
-			namePort.putString("error", "nosrv");
+			namePort.putString("error", "timeout");
 			return namePort;
 		}
 	}
diff --git a/src/eu/siacs/conversations/xmpp/XmppConnection.java b/src/eu/siacs/conversations/xmpp/XmppConnection.java
index e265b9976..a32256ff4 100644
--- a/src/eu/siacs/conversations/xmpp/XmppConnection.java
+++ b/src/eu/siacs/conversations/xmpp/XmppConnection.java
@@ -123,6 +123,11 @@ public class XmppConnection implements Runnable {
 			packetCallbacks.clear();
 			this.changeStatus(Account.STATUS_CONNECTING);
 			Bundle namePort = DNSHelper.getSRVRecord(account.getServer());
+			if ("timeout".equals(namePort.getString("error"))) {
+				Log.d(LOGTAG,account.getJid()+": dns timeout");
+				this.changeStatus(Account.STATUS_OFFLINE);
+				return;
+			}
 			String srvRecordServer = namePort.getString("name");
 			int srvRecordPort = namePort.getInt("port");
 			if (srvRecordServer != null) {